The irony is this is an allegory for two cities who "committed adultery" against the covenant relationship with God by becoming bedfellows with pagan authorities in a "lust" for power. This isn't actually about sex just very strong poetic allegory to raise awareness.
You may have mobility but you are not a citizen of the host country, so therefore you should not have the right to dictate their laws. You are a welcome guest until you actually become a citizen (through whatever process they define).